NL134708C - - Google Patents

Info

Publication number
NL134708C
NL134708C NL134708DA NL134708C NL 134708 C NL134708 C NL 134708C NL 134708D A NL134708D A NL 134708DA NL 134708 C NL134708 C NL 134708C
Authority
NL
Netherlands
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of NL134708C publication Critical patent/NL134708C/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
    • C08G18/8009—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203
    • C08G18/8035—Masked aromatic polyisocyanates not provided for in one single of the groups C08G18/8019 and C08G18/8029
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4205—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups
    • C08G18/4208—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups
    • C08G18/4211—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups derived from aromatic dicarboxylic acids and dialcohols
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/702—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the bonding agent
    • G11B5/7021—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the bonding agent containing a polyurethane or a polyisocyanate
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/702—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the bonding agent
    • G11B5/7021—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the bonding agent containing a polyurethane or a polyisocyanate
    • G11B5/7022—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the bonding agent containing a polyurethane or a polyisocyanate containing mixtures of polyurethanes or polyisocyanates with other polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)
NL134708D 1963-11-07 NL134708C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32207563A 1963-11-07 1963-11-07

Publications (1)

Publication Number Publication Date
NL134708C true NL134708C (de)

Family

ID=23253306

Family Applications (2)

Application Number Title Priority Date Filing Date
NL134708D NL134708C (de) 1963-11-07
NL6412896A NL6412896A (de) 1963-11-07 1964-11-05

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL6412896A NL6412896A (de) 1963-11-07 1964-11-05

Country Status (5)

Country Link
US (1) US3437510A (de)
BE (1) BE655173A (de)
DE (1) DE1269661B (de)
GB (1) GB1017364A (de)
NL (2) NL6412896A (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1202115A (en) * 1967-09-08 1970-08-12 Fuji Photo Film Co Ltd Magnetic recording medium
US3634185A (en) * 1968-11-04 1972-01-11 Eastman Kodak Co Laminated magnetic recording element
US3926826A (en) * 1973-06-18 1975-12-16 Du Pont Magnetic tape binder from a polyurethane, a polyol and an isocyanate
GB1489436A (en) * 1973-12-28 1977-10-19 Basf Ag Magnetic recording medium containing lubricants
US3976822A (en) * 1974-06-17 1976-08-24 The Dow Chemical Company Magnetic tape and process of making a magnetic tape
FR2280950A1 (fr) * 1974-07-30 1976-02-27 Kodak Pathe Nouvelle bande magnetique a incurvation transversale amelioree
BR8008111A (pt) * 1979-12-13 1981-06-30 Dysan Corp Processo para a fabricacao de um disco revestido flexivel,aparelhagem para o tratamento deste e dito disco de gravacao flexivel
JPS57143729A (en) * 1981-02-27 1982-09-06 Fuji Photo Film Co Ltd Magnetic recording medium
JPS57164428A (en) * 1981-04-01 1982-10-09 Tdk Corp Magnetic recording medium
DE3151590A1 (de) 1981-12-28 1983-07-07 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung magnetischer aufzeichnungstraeger
JPS60147931A (ja) * 1984-01-11 1985-08-05 Fuji Photo Film Co Ltd 磁気記録媒体の製造方法
DE3707440A1 (de) * 1987-03-07 1988-09-15 Basf Ag Magnetische aufzeichnungstraeger
DE3927659A1 (de) * 1989-08-22 1991-02-28 Basf Ag Magnetische aufzeichnungstraeger

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2978414A (en) * 1951-04-09 1961-04-04 Agfa Ag Magnetic impulse record carrier
US2929794A (en) * 1954-09-13 1960-03-22 Lockheed Aircraft Corp Composition comprising polyester-polyisocyanate reaction product and polysulfide polymer
US2948707A (en) * 1955-09-14 1960-08-09 Du Pont Isocyanate-based polymers containing at least two different types of polymeric segments
US2999851A (en) * 1957-12-16 1961-09-12 Gen Tire & Rubber Co Isocyanate extension of very high molecular weight polyesters
DE1070371B (de) * 1958-08-14 1959-12-03 Farbenfabriken Bayer Aktiengesellschaft, Leverkusen-Bayerwerk Verfahren zur Herstellung kautschukelastischer Kunststoffe
US3077021A (en) * 1960-05-27 1963-02-12 Ibm Method of forming memory arrays
DE1130612B (de) * 1961-01-03 1962-05-30 Agfa Ag Verfahren zur Herstellung von schichtfoermigen Magnetspeichern fuer Schall-, Bild- und Impulsaufzeichnung
US3242005A (en) * 1961-02-25 1966-03-22 Sony Corp High density magnetic recording medium
NL277788A (de) * 1961-04-28 1900-01-01
DE1147399B (de) * 1962-01-10 1963-04-18 Basf Ag Verfahren zur Herstellung von Magnetogrammtraegern
US3228882A (en) * 1963-01-04 1966-01-11 Chevron Res Dispersions of ferromagnetic cobalt particles
BE638467A (de) * 1962-10-15 1900-01-01
NL299626A (de) * 1962-10-24
US3228881A (en) * 1963-01-04 1966-01-11 Chevron Res Dispersions of discrete particles of ferromagnetic metals
US3216846A (en) * 1963-01-21 1965-11-09 Gevaert Photo Prod Nv Process for producing a magnetic recording material

Also Published As

Publication number Publication date
US3437510A (en) 1969-04-08
DE1269661B (de) 1968-06-06
BE655173A (de) 1965-03-01
NL6412896A (de) 1965-05-10
GB1017364A (en) 1966-01-19

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